--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gcc/ada/mdll-utl.adb	Fri Oct 27 22:46:09 2017 +0900
@@ -0,0 +1,366 @@
+------------------------------------------------------------------------------
+--                                                                          --
+--                         GNAT COMPILER COMPONENTS                         --
+--                                                                          --
+--                            M D L L . T O O L S                           --
+--                                                                          --
+--                                 B o d y                                  --
+--                                                                          --
+--          Copyright (C) 1992-2008, Free Software Foundation, Inc.         --
+--                                                                          --
+-- GNAT is free software;  you can  redistribute it  and/or modify it under --
+-- terms of the  GNU General Public License as published  by the Free Soft- --
+-- ware  Foundation;  either version 3,  or (at your option) any later ver- --
+-- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
+-- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --
+-- or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License --
+-- for  more details.  You should have  received  a copy of the GNU General --
+-- Public License  distributed with GNAT; see file COPYING3.  If not, go to --
+-- http://www.gnu.org/licenses for a complete copy of the license.          --
+--                                                                          --
+-- GNAT was originally developed  by the GNAT team at  New York University. --
+-- Extensive contributions were provided by Ada Core Technologies Inc.      --
+--                                                                          --
+------------------------------------------------------------------------------
+
+--  Interface to externals tools used to build DLL and import libraries
+
+with Ada.Text_IO;
+with Ada.Exceptions;
+
+with GNAT.Directory_Operations;
+with Osint;
+
+package body MDLL.Utl is
+
+   use Ada;
+   use GNAT;
+
+   Dlltool_Name  : constant String := "dlltool";
+   Dlltool_Exec  : OS_Lib.String_Access;
+
+   Gcc_Name      : constant String := "gcc";
+   Gcc_Exec      : OS_Lib.String_Access;
+
+   Gnatbind_Name : constant String := "gnatbind";
+   Gnatbind_Exec : OS_Lib.String_Access;
+
+   Gnatlink_Name : constant String := "gnatlink";
+   Gnatlink_Exec : OS_Lib.String_Access;
+
+   procedure Print_Command
+     (Tool_Name : String;
+      Arguments : OS_Lib.Argument_List);
+   --  display the command run when in Verbose mode
+
+   -------------------
+   -- Print_Command --
+   -------------------
+
+   procedure Print_Command
+     (Tool_Name : String;
+      Arguments : OS_Lib.Argument_List)
+   is
+   begin
+      if Verbose then
+         Text_IO.Put (Tool_Name);
+         for K in Arguments'Range loop
+            Text_IO.Put (" " & Arguments (K).all);
+         end loop;
+         Text_IO.New_Line;
+      end if;
+   end Print_Command;
+
+   -------------
+   -- Dlltool --
+   -------------
+
+   procedure Dlltool
+     (Def_Filename : String;
+      DLL_Name     : String;
+      Library      : String;
+      Exp_Table    : String := "";
+      Base_File    : String := "";
+      Build_Import : Boolean)
+   is
+      Arguments  : OS_Lib.Argument_List (1 .. 11);
+      A          : Positive;
+
+      Success    : Boolean;
+
+      Def_Opt    : aliased String := "--def";
+      Def_V      : aliased String := Def_Filename;
+      Dll_Opt    : aliased String := "--dllname";
+      Dll_V      : aliased String := DLL_Name;
+      Lib_Opt    : aliased String := "--output-lib";
+      Lib_V      : aliased String := Library;
+      Exp_Opt    : aliased String := "--output-exp";
+      Exp_V      : aliased String := Exp_Table;
+      Bas_Opt    : aliased String := "--base-file";
+      Bas_V      : aliased String := Base_File;
+      No_Suf_Opt : aliased String := "-k";
+
+   begin
+      Arguments (1 .. 4) := (1 => Def_Opt'Unchecked_Access,
+                             2 => Def_V'Unchecked_Access,
+                             3 => Dll_Opt'Unchecked_Access,
+                             4 => Dll_V'Unchecked_Access);
+      A := 4;
+
+      if Kill_Suffix then
+         A := A + 1;
+         Arguments (A) := No_Suf_Opt'Unchecked_Access;
+      end if;
+
+      if Library /= "" and then Build_Import then
+         A := A + 1;
+         Arguments (A) := Lib_Opt'Unchecked_Access;
+         A := A + 1;
+         Arguments (A) := Lib_V'Unchecked_Access;
+      end if;
+
+      if Exp_Table /= "" then
+         A := A + 1;
+         Arguments (A) := Exp_Opt'Unchecked_Access;
+         A := A + 1;
+         Arguments (A) := Exp_V'Unchecked_Access;
+      end if;
+
+      if Base_File /= "" then
+         A := A + 1;
+         Arguments (A) := Bas_Opt'Unchecked_Access;
+         A := A + 1;
+         Arguments (A) := Bas_V'Unchecked_Access;
+      end if;
+
+      Print_Command ("dlltool", Arguments (1 .. A));
+
+      OS_Lib.Spawn (Dlltool_Exec.all, Arguments (1 .. A), Success);
+
+      if not Success then
+         Exceptions.Raise_Exception
+           (Tools_Error'Identity, Dlltool_Name & " execution error.");
+      end if;
+   end Dlltool;
+
+   ---------
+   -- Gcc --
+   ---------
+
+   procedure Gcc
+     (Output_File : String;
+      Files       : Argument_List;
+      Options     : Argument_List;
+      Base_File   : String := "";
+      Build_Lib   : Boolean := False)
+   is
+      use Osint;
+
+      Arguments : OS_Lib.Argument_List
+        (1 .. 5 + Files'Length + Options'Length);
+      A         : Natural := 0;
+
+      Success   : Boolean;
+      C_Opt     : aliased String := "-c";
+      Out_Opt   : aliased String := "-o";
+      Out_V     : aliased String := Output_File;
+      Bas_Opt   : aliased String := "-Wl,--base-file," & Base_File;
+      Lib_Opt   : aliased String := "-mdll";
+      Lib_Dir   : aliased String := "-L" & Object_Dir_Default_Prefix;
+
+   begin
+      A := A + 1;
+      if Build_Lib then
+         Arguments (A) := Lib_Opt'Unchecked_Access;
+      else
+         Arguments (A) := C_Opt'Unchecked_Access;
+      end if;
+
+      A := A + 1;
+      Arguments (A .. A + 2) := (Out_Opt'Unchecked_Access,
+                                 Out_V'Unchecked_Access,
+                                 Lib_Dir'Unchecked_Access);
+      A := A + 2;
+
+      if Base_File /= "" then
+         A := A + 1;
+         Arguments (A) := Bas_Opt'Unchecked_Access;
+      end if;
+
+      A := A + 1;
+      Arguments (A .. A + Files'Length - 1) := Files;
+      A := A + Files'Length - 1;
+
+      if Build_Lib then
+         A := A + 1;
+         Arguments (A .. A + Options'Length - 1) := Options;
+         A := A + Options'Length - 1;
+      else
+         declare
+            Largs : Argument_List (Options'Range);
+            L     : Natural := Largs'First - 1;
+         begin
+            for K in Options'Range loop
+               if Options (K) (1 .. 2) /= "-l" then
+                  L := L + 1;
+                  Largs (L) := Options (K);
+               end if;
+            end loop;
+            A := A + 1;
+            Arguments (A .. A + L - 1) := Largs (1 .. L);
+            A := A + L - 1;
+         end;
+      end if;
+
+      Print_Command ("gcc", Arguments (1 .. A));
+
+      OS_Lib.Spawn (Gcc_Exec.all, Arguments (1 .. A), Success);
+
+      if not Success then
+         Exceptions.Raise_Exception
+           (Tools_Error'Identity, Gcc_Name & " execution error.");
+      end if;
+   end Gcc;
+
+   --------------
+   -- Gnatbind --
+   --------------
+
+   procedure Gnatbind
+     (Alis : Argument_List;
+      Args : Argument_List := Null_Argument_List)
+   is
+      Arguments   : OS_Lib.Argument_List (1 .. 1 + Alis'Length + Args'Length);
+      Success     : Boolean;
+
+      No_Main_Opt : aliased String := "-n";
+
+   begin
+      Arguments (1) := No_Main_Opt'Unchecked_Access;
+      Arguments (2 .. 1 + Alis'Length) := Alis;
+      Arguments (2 + Alis'Length .. Arguments'Last) := Args;
+
+      Print_Command ("gnatbind", Arguments);
+
+      OS_Lib.Spawn (Gnatbind_Exec.all, Arguments, Success);
+
+      --  Delete binder files on failure
+
+      if not Success then
+         declare
+            Base_Name : constant String :=
+              Directory_Operations.Base_Name (Alis (Alis'First).all, ".ali");
+         begin
+            OS_Lib.Delete_File ("b~" & Base_Name & ".ads", Success);
+            OS_Lib.Delete_File ("b~" & Base_Name & ".adb", Success);
+         end;
+
+         Exceptions.Raise_Exception
+           (Tools_Error'Identity, Gnatbind_Name & " execution error.");
+      end if;
+   end Gnatbind;
+
+   --------------
+   -- Gnatlink --
+   --------------
+
+   procedure Gnatlink
+     (Ali  : String;
+      Args : Argument_List := Null_Argument_List)
+   is
+      Arguments : OS_Lib.Argument_List (1 .. 1 + Args'Length);
+      Success   : Boolean;
+
+      Ali_Name  : aliased String := Ali;
+
+   begin
+      Arguments (1) := Ali_Name'Unchecked_Access;
+      Arguments (2 .. Arguments'Last) := Args;
+
+      Print_Command ("gnatlink", Arguments);
+
+      OS_Lib.Spawn (Gnatlink_Exec.all, Arguments, Success);
+
+      if not Success then
+         --  Delete binder files
+         declare
+            Base_Name : constant String :=
+                          Directory_Operations.Base_Name (Ali, ".ali");
+         begin
+            OS_Lib.Delete_File ("b~" & Base_Name & ".ads", Success);
+            OS_Lib.Delete_File ("b~" & Base_Name & ".adb", Success);
+            OS_Lib.Delete_File ("b~" & Base_Name & ".ali", Success);
+            OS_Lib.Delete_File ("b~" & Base_Name & ".o", Success);
+         end;
+
+         Exceptions.Raise_Exception
+           (Tools_Error'Identity, Gnatlink_Name & " execution error.");
+      end if;
+   end Gnatlink;
+
+   ------------
+   -- Locate --
+   ------------
+
+   procedure Locate is
+      use type OS_Lib.String_Access;
+   begin
+      --  dlltool
+
+      if Dlltool_Exec = null then
+         Dlltool_Exec := OS_Lib.Locate_Exec_On_Path (Dlltool_Name);
+
+         if Dlltool_Exec = null then
+            Exceptions.Raise_Exception
+              (Tools_Error'Identity, Dlltool_Name & " not found in path");
+
+         elsif Verbose then
+            Text_IO.Put_Line ("using " & Dlltool_Exec.all);
+         end if;
+      end if;
+
+      --  gcc
+
+      if Gcc_Exec = null then
+         Gcc_Exec := OS_Lib.Locate_Exec_On_Path (Gcc_Name);
+
+         if Gcc_Exec = null then
+            Exceptions.Raise_Exception
+              (Tools_Error'Identity, Gcc_Name & " not found in path");
+
+         elsif Verbose then
+            Text_IO.Put_Line ("using " & Gcc_Exec.all);
+         end if;
+      end if;
+
+      --  gnatbind
+
+      if Gnatbind_Exec = null then
+         Gnatbind_Exec := OS_Lib.Locate_Exec_On_Path (Gnatbind_Name);
+
+         if Gnatbind_Exec = null then
+            Exceptions.Raise_Exception
+              (Tools_Error'Identity, Gnatbind_Name & " not found in path");
+
+         elsif Verbose then
+            Text_IO.Put_Line ("using " & Gnatbind_Exec.all);
+         end if;
+      end if;
+
+      --  gnatlink
+
+      if Gnatlink_Exec = null then
+         Gnatlink_Exec := OS_Lib.Locate_Exec_On_Path (Gnatlink_Name);
+
+         if Gnatlink_Exec = null then
+            Exceptions.Raise_Exception
+              (Tools_Error'Identity, Gnatlink_Name & " not found in path");
+
+         elsif Verbose then
+            Text_IO.Put_Line ("using " & Gnatlink_Exec.all);
+            Text_IO.New_Line;
+         end if;
+      end if;
+   end Locate;
+
+end MDLL.Utl;